https://bugs.freedesktop.org/show_bug.cgi?id=102646
--- Comment #27 from Ruben Harutyunyan harutyunyan.ruben@gmail.com --- Hmm.
I guess I got deceived by `CONFIG_DRM_AMD_DC=y` being available in that commit and logs like `dc_link_detect` and `dc_link_handle_hpd_rx_irq` that didn't show up before.
Sorry about that!